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Last fall I had a SERT and Stage 1 done to my 07UC. \\; I also had a set of Rush 2" slipons put on the bike.
Yesterday after getting back from a 800 mile weekend ride \\;I am considering putting the stock mufflers back on.
 \\;
I feel that it was just too loud for my taste for a long trip.
 \\;
And now the question... Would I have to re-dyno the bike or \\;would it be harmful not too. \\;
 \\;
 \\;
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